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Finding the Fourth Proportional to 101,713.52, 152,568.26 and 31,592.63

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Solution

The fourth proportional to 101,713.52, 152,568.26 and 31,592.63 is: 47,388.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,713.52 : 152,568.26 = 31,592.63 : x
  2. Step 2: Convert to fraction form
    101,713.52/152,568.26 = 31,592.63/x
  3. Step 3: Cross multiply
    101,713.52x = 152,568.26 × 31,592.63
  4. Step 4: Simplify right side
    101,713.52x = 4,820,032,929.85
  5. Step 5: Solve for x
    x = 4,820,032,929.85/101,713.52
  6. Step 6: Final answer
    x = 47,388.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.